MDS02 Threaded Diaphragm Seal - Ring Type, Coupled - Capsule | Miepl
                     Ring Type, Coupled
2lfJf'rPL m a k e   d i a p h r a g m   s e a l s ,   m o u n t e d   with
p re s s u re  gauges ,  p rocess  t r ans mi t t e r s ,  p r e s su r e  
s w i t c h e s  e t c .  B y  u s i n g  d i a p h r a g m  s e a l s ,  t h e  t«
m ea s u r i n g    i n s t r u me n t s  c a n  b e  u s e d  at  extreme 
t e m p e r a t u r e  s  f r om -4 0  to  + 3 70 °C   and 
w i th  agg res s i ve ,  cor ros ive ,  h e t e r o g e n e o u s ,  
a b r a s i v e ,  highly viscous or toxic media.
Range type -1...0 bar & 0...21 bar/ 0...70 bar
Top chamber AISI 304 SS
material AISI 316 
Diaphragm SS PTFE
o  Rigid Gaskets
construction AISI 316L 
Bottom chamber SS
O welded 1/2“ NPT 
3d ia pOhpratigomnal exotic material Instrument (F)
materials connection Sealing 
Silicon DC 200 (-
fluid
40...205°C) 1/2" NPT 
Process connection 
(M)
Coupling flanges & 
Pressed Steel - Cup 
hardware Protection on design (plated) /AISI 
wetted parts Assembly 304 SS
Option
O Isolation applications Capillary
Armour al 
O Viscous & corrosive 
Remote mounting length Direct 
media
3  High-pressure Option
applications al 
O  High vibration Option
application al 
Option
al
0 93 0
ISO 9001 . 2015 www.mie 
pl.com
Type R05
Instrume
nt 
Connectio
n
Coupling 
Flange 
Machined.
Diaphrag
m Process 
Connectio
n
C 98.0
Type R06
0 80.0
Instrumen
t 
Connectio
n
Diaphragm
Process 
Connectio
n
All dimensions are in 
mm.
ISO 9001 . 2015 www.mie 
pl.com
ORDERING CODE
-1...0 bar & 0...21 
bar R0
-1...0 bar & 0...70 5 
bar
R0
-1...0 bar & 0...160 
bar 6 C
G
AAIISSII  330146  SSSS CF
AAIISSII  331166LL  SS Silver coated D8 Tantalum DW
Hastelloy C-276 DO Monel 400 DM
SS
Titaniu DV lnconel 600 DQ
m PTFE
Metal RM
AISI 304 SS BC Tantalum BW Titanium BV
AISI 316L SS BG AISI 316 SS
Hastelloy C-276 BO Monel 400 BM
3/8" BSP (F) 3BF 1/2" NPT 
(F)
1/4" BSP (F) 2BF 1/2" BSP 4BF
(F)
1/4" NPT (F) 2NF
Silicon DC 200 [-40°C to 205°C]
Food grade oil [-20°C to 140°C] FF
Glycerine [10°C to 150°C] FG
Syltherm 800 [-40°C to 315°C] FI
Silicon DC 710 [7°C to 371°C] FL
1 / 4 ” B S P ( M ) 2BM 3/ 8 " B S P ( M ) 3BM
1 / 2 ” B S P ( M ) 4BM 4/ 1 " N P T ( M ) 2NM
1 / 2 ” N P T ( M ) 4/ 1 " N P T ( F ) 2NF
1 / 2 " N P T ( F) 4NF 4/ 1 " B S P ( F ) 2BF
1 / 2 " B S P ( F) 4BF M 2 0 X 1. 5 n n m ( M ) 2MM
Pressed Steel - Cup design LO AISI 316 SS - LH
Machined
(plated) AISI 304SS - Machined jg§j
PTFE lining on bottom PA PTFE coating on diaphrag m or wetted PC
parts
chamber3 PTFE protection for P
Ddiiarepchtrag m {§@ B Remote(capillary) B9
AI SI 3 04 S S 0 U A I S1 316 SS OV
AISI 304 SS OX AISI 316 SS OY
PVC (Ambient max. OZ
60°C)
1000 mm up to 6000 
mm
Dry seal XZ Material test certificate 3.1 SC
Helium leak test SL
Material test certificate 
2.2
Ordering Example MDS02 - - - - - - - - - -
1.Different sealing liquids Can be Provided, Please Refer Factory.
2.Option PG has to be Selected Essentially if Option PA is Choosen for 
Diaphragm DG .
ISO 9001 . 2015 www.mie 
MILLENNIUpMl .cINoSmTRUMENTS LIMITED
Tel : +9 1- 11- 220 143 25 / 27, Email : mil@mie pl.
com